/* static/css/layout.css */
/*
 * Секции, контейнеры, общие layout-паттерны.
 * Заменяет типовые Tailwind-комбинации на семантические классы.
 */

/* ─── Section spacing (Mobile First) ──────────────────────── */

.section {
    padding: 4rem 0;
}

.section--sm {
    padding: 3rem 0;
}

.section--lg {
    padding: 4rem 0;
}

@media (min-width: 768px) {
    .section {
        padding: 5rem 0;
    }

    .section--sm {
        padding: 4rem 0;
    }

    .section--lg {
        padding: 5rem 0;
    }
}

@media (min-width: 1024px) {
    .section {
        padding: 6rem 0;
    }

    .section--lg {
        padding: 6rem 0;
    }
}

/* ─── Section variants ────────────────────────────────────── */

.section--white {
    background: white;
}

.section--alt {
    background: var(--color-bg);
}

.section--dark {
    background: linear-gradient(135deg, var(--color-text) 0%, #1f2937 100%);
    color: white;
}

.section--bordered {
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.section--bordered-y {
    border-top: 1px solid rgba(229, 231, 235, 0.8);
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

/* ─── Container ───────────────────────────────────────────── */

.container-narrow {
    max-width: 56rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.container-wide {
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

/* ─── Section header (centered) ───────────────────────────── */

.section-header {
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 3.5rem;
    }
}

.section-header__title {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: var(--color-text);
    font-size: 1.875rem;
}

@media (min-width: 768px) {
    .section-header__title {
        font-size: 2.25rem;
    }
}

@media (min-width: 1024px) {
    .section-header__title {
        font-size: 3rem;
    }
}

.section-header__subtitle {
    font-size: 1rem;
    color: var(--color-muted);
    max-width: 40rem;
    margin: 1rem auto 0;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .section-header__subtitle {
        font-size: 1.125rem;
    }
}

/* ─── Info box (reusable panel) ────────────────────────────── */

.info-box {
    padding: 1.5rem;
    border-radius: 1.5rem;
    background: var(--color-bg);
    border: 1px solid rgba(229, 231, 235, 0.8);
}

@media (min-width: 768px) {
    .info-box {
        padding: 2rem;
    }
}

.info-box--white {
    background: white;
}

.info-box--warning {
    background: rgba(245, 158, 11, 0.06);
    border-color: rgba(245, 158, 11, 0.16);
}

/* ─── CTA block ───────────────────────────────────────────── */

.cta-block {
    position: relative;
    padding: 1.5rem;
    border-radius: 1.5rem;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-secondary-light) 100%);
    border: 1px solid rgba(13, 148, 136, 0.1);
    overflow: hidden;
}

@media (min-width: 768px) {
    .cta-block {
        padding: 2rem;
        border-radius: 2rem;
    }
}

@media (min-width: 1024px) {
    .cta-block {
        padding: 3rem;
    }
}

.cta-block::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
    opacity: 0.5;
    pointer-events: none;
}